The use of chemical compounds benefits society in a number of ways. Pesticides, for instance,
enable foodstuffs to be produced in sufficient quantities to satisfy the needs of millions of …

Periodontal disease (PD) refers to a group of inflammatory diseases caused by bacterial
plaque in the periodontium and ranges from an early stage (gingivitis) to an advanced stage (…

Clinical animal cytogenetics development began in the 1960’s, almost at the same time as
human cytogenetics. However, the development of the two disciplines has been very different …

Thirty Portuguese and eight foreign olive (Olea europaea L.) cultivars were screened using
Random Amplified Polymorphic DNA (RAPD) and Inter-Simple Sequence Repeat (ISSR) …

Evaluation of the genetic diversity for six genes in forty animals of the Portuguese indigenous
sheep breed (Ovis aries) “Churra da Terra Quente” was done. A non-radioactive method to …

The certification of olive oil has led to the definition of Protected Denomination of Origin (PDO)
producing regions in European countries. PDO products should be protected, and a …

Aluminium (Al) toxicity is particularly evident under acid soil conditions limiting crop
production, namely in wheat (Triticum aestivum). Although largely studied, the effects of Al on …

OBJECTIVE: Association between ankylosing spondylitis (AS) and two genes, ERAP1 and
IL23R, has recently been reported in North American and British populations. The population …

The selection of a DNA extraction method is a critical step when subsequent analysis
depends on the DNA quality and quantity. Unlike mammals, for which several capable DNA …

Introduction A number of genetic-association studies have identified genes contributing to
ankylosing spondylitis (AS) susceptibility but such approaches provide little information as to …